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corticosterone

American  
[kawr-ti-kos-tuh-rohn, -koh-stuh-rohn] / ˌkɔr tɪˈkɒs təˌroʊn, -koʊ stəˈroʊn /

noun

Biochemistry.
  1. a steroid hormone, secreted by the adrenal cortex, that is involved in regulation of the water and electrolyte balance of the body.


corticosterone British  
/ ˌkɔːtɪˈkɒstəˌrəʊn /

noun

  1. a glucocorticoid hormone secreted by the adrenal cortex. Formula: C 21 H 30 O 4 See also corticosteroid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of corticosterone

First recorded in 1935–40; cortico- + ster(ol) + -one

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Because the stressed mice had elevated levels of corticosterone in their blood, the researchers next tested whether corticosterone itself could impact memory formation.

From Science Daily • Nov. 15, 2024

Researchers then measured levels of two hormones found in the rats' fecal samples after driving: corticosterone, which is a marker of stress, and dehydroepiandrosterone, which counteracts stress.

From Salon • Oct. 24, 2019

This second generation also had lower levels of corticosterone, the mouse equivalent of cortisol, after a stressful spell inside a tight tube.

From Science Magazine • Jul. 18, 2019

Baby rats that received more of this care had less of the stress hormone corticosterone.

From New York Times • Jul. 6, 2018

A glucocorticoid produced in much smaller amounts is corticosterone.

From Textbooks • Jun. 19, 2013